CN218404574U

CN218404574U - Polyester staple fiber

Info

Publication number: CN218404574U
Application number: CN202120080747.8U
Authority: CN
Inventors: 蔡丽云
Original assignee: Quanzhou Joy Fiber Products Co ltd
Current assignee: Quanzhou Joy Fiber Products Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2023-01-31
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a dacron short fiber belongs to the chemical fiber field, including sandwich layer and the wear-resisting cortex of package in the sandwich layer outside, the sandwich layer adopts six strands of dacron core yarn windings to form, wear-resisting cortex adopts spandex fiber twisting to form, the wear-resisting cortex outside is heliciform package and twines elastic fiber and powerful fiber, elastic fiber and powerful fiber are provided with two strands respectively, the utility model discloses a six strands of dacron core yarn transposition form the sandwich layer, strengthen the bulk strength of sandwich layer from inside to inseparable degree between dacron core yarn is high, guarantees the toughness of sandwich layer, and the wear-resisting cortex density that spandex fiber formed is high, can improve the bulk strength of wearing layer, and the protection sandwich layer is not fragile to elastic fiber and powerful fiber pass through the spiral intertwine at wear-resisting cortex and form elastic layer, thereby increase inseparable degree between wear-resisting cortex and the sandwich layer, improve the protection of wear-resisting cortex to the sandwich layer.

Description

Polyester staple fiber

Technical Field

The utility model discloses a chemical fiber especially relates to a polyester staple fiber.

Background

The polyester staple fiber is obtained by spinning polyester into tows and cutting the tows. The terylene is a synthetic fiber variety with the largest world output and the most extensive application, and accounts for more than 60 percent of the world synthetic fiber output. The fiber is widely used for textiles such as clothing, bedding, various decorative fabrics, national defense and military special fabrics and other industrial fiber products, such as filter materials, insulating materials, tire cord threads, conveyor belts and the like.

However, the terylene is greatly worn in the long-time use process, so that the strength of the terylene product is greatly reduced, thereby influencing the normal use of the terylene product.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solve the above problems and to provide a polyester staple fiber.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a polyester staple fiber, includes sandwich layer and the wear-resisting cortex of package in the sandwich layer outside, the sandwich layer adopts six strands of polyester core yarn winding to form, wear-resisting cortex adopts spandex fiber twisting to form, the wear-resisting cortex outside is heliciform package and twines elastic fiber and powerful fiber, elastic fiber and powerful fiber are provided with two strands respectively, and elastic fiber and powerful fiber arrange in turn each other to form elastic layer in the wear-resisting cortex outside.

Preferably, a moisture-conductive spun layer is provided on the outer side of the elastic layer, and the moisture-conductive spun layer includes an antibacterial layer formed by weaving antibacterial fiber bundles and a moisture-absorbing web layer formed by weaving moisture-absorbing fibers.

Preferably, the moisture absorption net layer is formed by weaving bamboo charcoal fibers, and a honeycomb-shaped mesh is formed on the moisture-guiding woven layer.

Preferably, the antibacterial fiber bundle comprises a base yarn and a first antibacterial yarn and a second antibacterial yarn which are crossly wrapped on the outer side of the base yarn, and the first antibacterial yarn and the second antibacterial yarn respectively adopt silver ion fibers and copper ion complex cellulose fibers.

Preferably, a blended spinning layer is arranged on the outer side of the moisture-conducting spinning layer, the blended spinning layer is formed by blending conductive fibers and ultraviolet-resistant fibers, and the conductive fibers and the ultraviolet-resistant fibers are interlaced, interpenetrated and wrapped on the outer side of the moisture-conducting spinning layer.

Preferably, the conductive fiber and the ultraviolet-resistant fiber are respectively made of gold wire and nylon.

Compared with the prior art, the beneficial effects of the utility model are that:

through dacron core yarn transposition formation sandwich layer, from the bulk strength of inside reinforcing sandwich layer, and inseparable degree between dacron core yarn is high, guarantee the toughness of sandwich layer, and the wear-resisting cortex density that the spandex fibre formed is high, can improve the bulk strength of wearing layer, the protection sandwich layer is not fragile, and elastic fiber and powerful fiber pass through the spiral intertwine at wear-resisting cortex and form the elastic layer, thereby increase compactness between wear-resisting cortex and the sandwich layer, improve the protection of wear-resisting cortex to the sandwich layer.

Drawings

FIG. 1 is a schematic structural diagram of a polyester staple fiber;

FIG. 2 is a schematic cross-sectional view of a polyester staple fiber;

FIG. 3 is a schematic structural view of an elastic layer and a wear-resistant skin layer;

fig. 4 is a schematic structural view of an antibacterial fiber bundle.

Reference numerals are as follows: 1. a conductive fiber; 2. anti-ultraviolet fibers; 3. an antimicrobial layer; 4. mesh openings; 5. a moisture absorption net layer; 6. an elastic fiber; 7. a wear-resistant skin layer; 8. polyester core yarn; 9. strong fibers; 10. a blending layer; 11. a moisture-conductive spun layer; 12. a core layer; 13. a base yarn; 14. a first antimicrobial yarn; 15. a second antimicrobial yarn.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a polyester staple fiber, as shown in fig. 1-4, including sandwich layer 12 and the wear-resisting cortex 7 of package in the sandwich layer 12 outside, sandwich layer 12 adopts six ply polyester core yarn 8 windings to form, wear-resisting cortex 7 adopts spandex fibre twisting to form, the wear-resisting cortex 7 outside is heliciform package and twines elastic fiber 6 and powerful fiber 9, elastic fiber 6 and powerful fiber 9 are provided with two strands respectively, and elastic fiber 6 and powerful fiber 9 arrange in turn each other to form the elasticity layer in wear-resisting cortex 7 outside.

Six ply dacron core yarn 8 transposition forms sandwich layer 12, strengthen the bulk strength of sandwich layer 12 from inside, and inseparable degree between dacron core yarn 8 is high, guarantee sandwich layer 12's toughness, and the spandex fibre has high elasticity, can lengthen 6 ~ 7 times, and have high elasticity recovery rate, its linear density is thin, the wear-resisting cortex 7 density of formation is high, can improve the bulk strength of wearing layer, protection sandwich layer 12 is not fragile, and the moisture absorption rate is little, can prevent that sandwich layer 12 from weing and make dacron core yarn 8 descend because of the moisture absorption and intensity, influence the dimensional stability of sandwich layer 12, and elastic fiber 6 and powerful fiber 9 pass through spiral intertwine at wear-resisting cortex 7 and form the elastic layer, thereby increase between wear-resisting cortex 7 and the sandwich layer 12 closely spent, improve wear-resisting cortex 7 to the protection of sandwich layer 12.

The elastic fiber 6 and the strong fiber 9 can be T400 composite fiber and elastic fiber, and the elastic layer formed by weaving the T400 composite fiber and the elastic fiber has wrinkle resistance and dimensional stability, and can prevent the wear-resistant skin layer 7 and the core layer 12 from wrinkling and deforming.

The outer side of the elastic layer is provided with a moisture-guiding spinning layer 11, the moisture-guiding spinning layer 11 comprises an antibacterial layer 3 woven by antibacterial fiber bundles and a moisture-absorbing net layer 5 woven by moisture-absorbing fibers, the moisture-absorbing net layer 5 is woven by bamboo charcoal fibers, the moisture-guiding spinning layer 11 is formed into honeycomb-shaped meshes 4, the bamboo charcoal fibers have a honeycomb-shaped microporous structure, and the unique fiber structure design has the functions of moisture absorption, ventilation, bacteriostasis and antibiosis; the antibacterial fiber bundle comprises a base yarn 13, and a first antibacterial yarn 14 and a second antibacterial yarn 15 which are interlaced and wrapped on the outer side of the base yarn 13, wherein the first antibacterial yarn 14 and the second antibacterial yarn 15 respectively adopt silver ion fibers and copper ion complex cellulose fibers, silver ions in the silver ion fibers react with sulfur bonds of bacteria to denature proteins of the silver ion fibers to block normal physiological functions of the bacteria, so that an antibacterial effect is achieved, copper ions in the copper ion complex cellulose fibers can be well contacted with skin, a good antibacterial effect is guaranteed, various skin diseases can be effectively prevented and treated, the copper ion complex cellulose fibers have special-shaped cross sections, the contact area of the copper ion complex cellulose fibers and the skin of a human body can be increased, and the antibacterial effect is improved.

The outer side of the moisture-conducting spinning layer 11 is provided with a blending layer 10, the blending layer 10 is formed by blending conductive fibers 1 and ultraviolet-resistant fibers 2, the conductive fibers 1 and the ultraviolet-resistant fibers 2 are interlaced and interpenetrated to wrap the outer side of the moisture-conducting spinning layer 11, the conductive fibers 1 and the ultraviolet-resistant fibers 2 are respectively made of gold wires and chinlon, and the conductive fibers 1 and the ultraviolet-resistant fibers 2 are blended to form a chinlon cotton fabric layer. The blended layer 10 has antistatic, radiation-proof and metallic luster through the conductivity of the gold wires and the interweaving of the nylon filaments, and the functionality of the polyester staple fibers is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A polyester staple fiber is characterized in that: including wear-resisting cortex (7) in the sandwich layer (12) outside of sandwich layer (12) and package, sandwich layer (12) adopt six strands of dacron core yarn (8) to twine and form, wear-resisting cortex (7) adopt spandex fiber twisting to form, it wraps elastic fiber (6) and powerful fiber (9) to be the heliciform in wear-resisting cortex (7) outside, elastic fiber (6) and powerful fiber (9) are provided with two strands respectively, and elastic fiber (6) and powerful fiber (9) arrange in turn each other to form the elastic layer in wear-resisting cortex (7) outside.

2. The polyester staple fiber according to claim 1, wherein: the outer side of the elastic layer is provided with a moisture-conducting spinning layer (11), and the moisture-conducting spinning layer (11) comprises an antibacterial layer (3) woven by antibacterial fiber bundles and a moisture-absorbing net layer (5) woven by moisture-absorbing fibers.

3. The polyester staple fiber according to claim 2, wherein: the moisture absorption net layer (5) is woven by bamboo charcoal fibers, and the moisture conduction spinning layer (11) is formed into honeycomb-shaped meshes (4).

4. The polyester staple fiber according to claim 3, wherein: the antibacterial fiber bundle comprises a base yarn (13), and a first antibacterial yarn (14) and a second antibacterial yarn (15) which are interlaced and wrapped on the outer side of the base yarn (13), wherein the first antibacterial yarn (14) and the second antibacterial yarn (15) are respectively made of silver ion fibers and copper ion complex cellulose fibers.

5. The polyester staple fiber according to claim 2, wherein: the outer side of the moisture-conducting spinning layer (11) is provided with a blending layer (10), the blending layer (10) is formed by blending conductive fibers (1) and ultraviolet-resistant fibers (2), and the conductive fibers (1) and the ultraviolet-resistant fibers (2) are interlaced, interpenetrated and wrapped on the outer side of the moisture-conducting spinning layer (11).

6. The polyester staple fiber according to claim 5, wherein: the conductive fiber (1) and the ultraviolet resistant fiber (2) are respectively made of gold wires and chinlon.